| atrioventricular node | (n) a node of specialized heart muscle located in the septal wall of the right atrium; receives impulses from the sinoatrial node and transmits them to atrioventricular bundle |
| 房室結節 | [ぼうしつけっせつ, boushitsukessetsu] (n) atrioventricular node; AV node [Add to Longdo] |